Ncert maths book class 8 chapter 12 solutions July 8, 2019 16 32 64 128 Class 8 ncert book maths chapter 12 exercise 12.2 solutions 8 sinf geometriya javoblari фалес теоремасы Geometriya 8 sinf javoblari 1-chorak 8 sinf geometriya masalalar javoblari